1. Macroscale ISV Continuum
Bridge 12 = material model
Macroscale ISV Continuum
Macroscale MSF Model
Bridge 10 = MSC Growth
Crystal Plasticity (ISV + FEA) µm
Bridge 9= Crack Incubation
Bridge 7 = crack tip driving force µm
100’s Nm
Crystal Plasticity (ISV + FEA) Nm
Atomistics (EAM,MEAM,MD,MS)

2. Mesoscale 1: realistic particles and pores in FEA (10-100 mm)
Macroscale:
Continuum Point (mm)
down
scaling:
Grain size
effect on
MSC
regime
Bridge up
scaling:
Grain size
parametric
effects
Mesoscale 1: realistic particles and pores in FEA ( mm)

3. Mesoscale 1: realistic particles and pores in FEA (10-100 mm)
Macroscale:
Continuum Point (mm)
down
scaling:
Grain
orientation
effect on
MSC
regime
Bridge up
scaling:
Schmid
Factor
effects
Mesoscale 1: realistic particles and pores in FEA ( mm)

4. Microscale: DOE FEA with particles (1-20 mm)
Macroscale:
Continuum Point (mm)
down
scaling:
Crack
incubation
plasticity
Bridge up
scaling:
Nonlocal
plasticity
parameter
for
incubation
Microscale: DOE FEA with particles (1-20 mm)

5. Nanoscale: MD simulations of Al (10-100 nm)
Macroscale:
Continuum Point (mm)
down
scaling:
Crack tip
driving
force
parameter
Bridge up
scaling:
MSC
DCTD
coefficient
Nanoscale: MD simulations of
Al ( nm)

6. Atomistic Simulations (EAM,MEAM,MD,MS)Nm
Bridge 7 = Crack tip
driving force
Macroscale MSF Model

7. Microscale Crystal Plasticity (ISV + FEA)
Bridge 9= Crack
Incubation
Macroscale MSF Model

12. Bridge 9= Crack Incubation
(mm-m)
Bridge 12 = material model
Macroscale MSF Model
Bridge 10 = MSC growth
( mm)
Bridge 9= Crack Incubation
Bridge 7 = Crack tip
driving force
(mm)
(nm)

14. casting pore
(a)
(b)

15. casting pores
(b)
(a)

18. Mesoscale FEA Simulations
Macroscale MSF Model
Bridge 10 = MSC Growth µm
Mesoscale FEA Simulations